CSR - Four-terminal Current Sense Resistor

KOA Speer
Part Number Information
Part #: Price/Availability:
CSR Buy Now

The CSR series four-terminal current sense resistors from KOA Speer Electronics offers extremely low resistance ranges from 5mW ~ 50mW with a TCR of +50°C.  Available in 1W and 2W power ratings with high precision tolerances of  +0.5% and +1% making them ideal for motor controlling circuits and switching power supplies.


  • Extremely low resistance and high precision tolerance
  • Low T.C.R. achieved (±50ppm/°C)
  • Flameproof UL94V0
  • Products meet EU RoHS and China RoHS requirements


  • DC/DC Converter
  • Switching Power Supplies
  • Motor Controlling Circuits